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Add helpful text for Windows exceptions like Unix
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On Unix if a process exits with a signal we'll print out which signal as
well as a small description of what happened, and this applies the same
logic to Windows. A few exit statuses are elaborated to their human
readable names (like `STATUS_ACCESS_VIOLATION`) to help for quick
debugging.
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alexcrichton committed Jan 9, 2019
1 parent d92bd3a commit 4a42e47
Showing 1 changed file with 41 additions and 1 deletion.
42 changes: 41 additions & 1 deletion src/cargo/util/errors.rs
Original file line number Diff line number Diff line change
Expand Up @@ -337,7 +337,47 @@ pub fn process_error(

#[cfg(windows)]
fn status_to_string(status: ExitStatus) -> String {
status.to_string()
use winapi::um::winnt::*;
use winapi::shared::minwindef::DWORD;

let mut base = status.to_string();
let extra = match status.code().unwrap() as DWORD {
STATUS_ACCESS_VIOLATION => "STATUS_ACCESS_VIOLATION",
STATUS_IN_PAGE_ERROR => "STATUS_IN_PAGE_ERROR",
STATUS_INVALID_HANDLE => "STATUS_INVALID_HANDLE",
STATUS_INVALID_PARAMETER => "STATUS_INVALID_PARAMETER",
STATUS_NO_MEMORY => "STATUS_NO_MEMORY",
STATUS_ILLEGAL_INSTRUCTION => "STATUS_ILLEGAL_INSTRUCTION",
STATUS_NONCONTINUABLE_EXCEPTION => "STATUS_NONCONTINUABLE_EXCEPTION",
STATUS_INVALID_DISPOSITION => "STATUS_INVALID_DISPOSITION",
STATUS_ARRAY_BOUNDS_EXCEEDED => "STATUS_ARRAY_BOUNDS_EXCEEDED",
STATUS_FLOAT_DENORMAL_OPERAND => "STATUS_FLOAT_DENORMAL_OPERAND",
STATUS_FLOAT_DIVIDE_BY_ZERO => "STATUS_FLOAT_DIVIDE_BY_ZERO",
STATUS_FLOAT_INEXACT_RESULT => "STATUS_FLOAT_INEXACT_RESULT",
STATUS_FLOAT_INVALID_OPERATION => "STATUS_FLOAT_INVALID_OPERATION",
STATUS_FLOAT_OVERFLOW => "STATUS_FLOAT_OVERFLOW",
STATUS_FLOAT_STACK_CHECK => "STATUS_FLOAT_STACK_CHECK",
STATUS_FLOAT_UNDERFLOW => "STATUS_FLOAT_UNDERFLOW",
STATUS_INTEGER_DIVIDE_BY_ZERO => "STATUS_INTEGER_DIVIDE_BY_ZERO",
STATUS_INTEGER_OVERFLOW => "STATUS_INTEGER_OVERFLOW",
STATUS_PRIVILEGED_INSTRUCTION => "STATUS_PRIVILEGED_INSTRUCTION",
STATUS_STACK_OVERFLOW => "STATUS_STACK_OVERFLOW",
STATUS_DLL_NOT_FOUND => "STATUS_DLL_NOT_FOUND",
STATUS_ORDINAL_NOT_FOUND => "STATUS_ORDINAL_NOT_FOUND",
STATUS_ENTRYPOINT_NOT_FOUND => "STATUS_ENTRYPOINT_NOT_FOUND",
STATUS_CONTROL_C_EXIT => "STATUS_CONTROL_C_EXIT",
STATUS_DLL_INIT_FAILED => "STATUS_DLL_INIT_FAILED",
STATUS_FLOAT_MULTIPLE_FAULTS => "STATUS_FLOAT_MULTIPLE_FAULTS",
STATUS_FLOAT_MULTIPLE_TRAPS => "STATUS_FLOAT_MULTIPLE_TRAPS",
STATUS_REG_NAT_CONSUMPTION => "STATUS_REG_NAT_CONSUMPTION",
STATUS_HEAP_CORRUPTION => "STATUS_HEAP_CORRUPTION",
STATUS_STACK_BUFFER_OVERRUN => "STATUS_STACK_BUFFER_OVERRUN",
STATUS_ASSERTION_FAILURE => "STATUS_ASSERTION_FAILURE",
_ => return base,
};
base.push_str(", ");
base.push_str(extra);
base
}
}

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